Operations with Rational Numbers

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What is the value of 1.5 + (-0.5)?

Back

1.0

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is the result of multiplying a negative number by a positive number?

Back

The result is negative.

Front

What is the result of multiplying two negative numbers?

Back

The result is positive.

Front

If Sharon has 10 black chips worth 1.5 points each and 29 red chips worth -0.5 points each, what is her total score?

Back

0.5 points.

Front

How many batches of cookies can Sharon make with 12 cups of flour if each batch requires 2/3 cups?

Back

8 batches.

Front

Write 1/4 as a decimal.

Back

0.25

Front

What is the sum of -3 and 5?

Back

2

Front

What is the difference between 4 and -2?

Back

6